ClickHouse/tests/queries/0_stateless/01054_cache_dictionary_bunch_update.sh

#!/usr/bin/env bash

CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
. $CURDIR/../shell_config.sh

$CLICKHOUSE_CLIENT --query="create database if not exists test_01054;"
$CLICKHOUSE_CLIENT --query="drop table if exists test_01054.ints;"

$CLICKHOUSE_CLIENT --query="create table test_01054.ints
                            (key UInt64, i8 Int8, i16 Int16, i32 Int32, i64 Int64, u8 UInt8, u16 UInt16, u32 UInt32, u64 UInt64)
                            Engine = Memory;"

$CLICKHOUSE_CLIENT --query="insert into test_01054.ints values (1, 1, 1, 1, 1, 1, 1, 1, 1);"
$CLICKHOUSE_CLIENT --query="insert into test_01054.ints values (2, 2, 2, 2, 2, 2, 2, 2, 2);"
$CLICKHOUSE_CLIENT --query="insert into test_01054.ints values (3, 3, 3, 3, 3, 3, 3, 3, 3);"

function thread1()
{
  for attempt_thread1 in {1..100}
  do
    RAND_NUMBER_THREAD1=$($CLICKHOUSE_CLIENT --query="SELECT rand() % 100;")
    $CLICKHOUSE_CLIENT --query="select dictGet('one_cell_cache_ints', 'i8', toUInt64($RAND_NUMBER_THREAD1));"
  done
}


function thread2()
{
  for attempt_thread2 in {1..100}
  do
    RAND_NUMBER_THREAD2=$($CLICKHOUSE_CLIENT --query="SELECT rand() % 100;")
    $CLICKHOUSE_CLIENT --query="select dictGet('one_cell_cache_ints', 'i8', toUInt64($RAND_NUMBER_THREAD2));"
  done
}


function thread3()
{
  for attempt_thread3 in {1..100}
  do
    RAND_NUMBER_THREAD3=$($CLICKHOUSE_CLIENT --query="SELECT rand() % 100;")
    $CLICKHOUSE_CLIENT --query="select dictGet('one_cell_cache_ints', 'i8', toUInt64($RAND_NUMBER_THREAD3));"
  done
}


function thread4()
{
  for attempt_thread4 in {1..100}
  do
    RAND_NUMBER_THREAD4=$($CLICKHOUSE_CLIENT --query="SELECT rand() % 100;")
    $CLICKHOUSE_CLIENT --query="select dictGet('one_cell_cache_ints', 'i8', toUInt64($RAND_NUMBER_THREAD4));"
  done
}


export -f thread1;
export -f thread2;
export -f thread3;
export -f thread4;

TIMEOUT=10

# shellcheck disable=SC2188
timeout $TIMEOUT bash -c thread1 > /dev/null 2>&1 &
timeout $TIMEOUT bash -c thread2 > /dev/null 2>&1 &
timeout $TIMEOUT bash -c thread3 > /dev/null 2>&1 &
timeout $TIMEOUT bash -c thread4 > /dev/null 2>&1 &

wait

echo OK

$CLICKHOUSE_CLIENT --query "DROP TABLE if exists test_01054.ints"